Spytihněv I, Duke of Bohemia
E1017745
Spytihněv I, Duke of Bohemia was a 9th–10th century Přemyslid ruler known for consolidating Bohemian power and strengthening ties with the East Frankish (later German) realm.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Spytihněv I, Duke of Bohemia canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T12404294 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Spytihněv I, Duke of Bohemia Context triple: [Bořivoj I, Duke of Bohemia, child, Spytihněv I, Duke of Bohemia]
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A.
Vojtěch of Prague
Vojtěch of Prague, better known as Saint Adalbert of Prague, was a 10th-century Bohemian bishop and Christian missionary whose martyrdom made him one of the most venerated saints in Central Europe.
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B.
Oldřich of Bohemia
Oldřich of Bohemia was an early 11th-century Duke of Bohemia from the Přemyslid dynasty, known for restoring Přemyslid rule and strengthening the duchy after a period of instability.
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C.
George of Poděbrady
George of Poděbrady was a 15th-century Hussite ruler who became King of Bohemia and is noted for his early proposals for a pan-European peace alliance.
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D.
Wenceslaus I of Bohemia
Wenceslaus I of Bohemia was a 13th-century Přemyslid king known for consolidating royal power in Bohemia and resisting the Mongol incursions into Central Europe.
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E.
Vladislaus II, King of Bohemia
Vladislaus II, King of Bohemia, was a 12th-century Přemyslid monarch known for consolidating royal power and participating in the Second Crusade.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Spytihněv I, Duke of Bohemia Target entity description: Spytihněv I, Duke of Bohemia was a 9th–10th century Přemyslid ruler known for consolidating Bohemian power and strengthening ties with the East Frankish (later German) realm.
-
A.
Vojtěch of Prague
Vojtěch of Prague, better known as Saint Adalbert of Prague, was a 10th-century Bohemian bishop and Christian missionary whose martyrdom made him one of the most venerated saints in Central Europe.
-
B.
Oldřich of Bohemia
Oldřich of Bohemia was an early 11th-century Duke of Bohemia from the Přemyslid dynasty, known for restoring Přemyslid rule and strengthening the duchy after a period of instability.
-
C.
George of Poděbrady
George of Poděbrady was a 15th-century Hussite ruler who became King of Bohemia and is noted for his early proposals for a pan-European peace alliance.
-
D.
Wenceslaus I of Bohemia
Wenceslaus I of Bohemia was a 13th-century Přemyslid king known for consolidating royal power in Bohemia and resisting the Mongol incursions into Central Europe.
-
E.
Vladislaus II, King of Bohemia
Vladislaus II, King of Bohemia, was a 12th-century Přemyslid monarch known for consolidating royal power and participating in the Second Crusade.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
Duke of Bohemia
ⓘ
medieval ruler ⓘ member of the Přemyslid dynasty ⓘ |
| alliance | East Frankish Kingdom NERFINISHED ⓘ |
| associatedWith | Christianization of Bohemia NERFINISHED ⓘ |
| burialPlace | Bohemia (exact site uncertain) ⓘ |
| centuryOfActivity |
10th century
ⓘ
9th century ⓘ |
| country | Duchy of Bohemia NERFINISHED ⓘ |
| dateOfDeath | 915 ⓘ |
| dynasty | Přemyslid dynasty NERFINISHED ⓘ |
| ethnicGroup | Czech ⓘ |
| father | Bořivoj I, Duke of Bohemia NERFINISHED ⓘ |
| givenName | Spytihněv NERFINISHED ⓘ |
| historicalRegion | Central Europe NERFINISHED ⓘ |
| historicalSignificance |
early formation of the Bohemian state
ⓘ
integration of Bohemia into the East Frankish political sphere ⓘ |
| house | Přemyslid dynasty NERFINISHED ⓘ |
| languageOfEnvironment |
Latin
ⓘ
Old Czech NERFINISHED ⓘ |
| mother | Ludmila of Bohemia NERFINISHED ⓘ |
| notableFor |
consolidation of Bohemian power
ⓘ
orientation of Bohemia toward the German kingdom ⓘ strengthening ties with the East Frankish realm ⓘ |
| placeOfRule | Bohemia NERFINISHED ⓘ |
| policy | centralization of ducal authority in Bohemia ⓘ |
| politicalContext | post-Great Moravian power vacuum in Central Europe ⓘ |
| positionHeld | Duke of Bohemia NERFINISHED ⓘ |
| predecessor | Bořivoj I, Duke of Bohemia NERFINISHED ⓘ |
| regionGoverned | Prague hinterland NERFINISHED ⓘ |
| reignEnd | 915 ⓘ |
| reignStart | 894 ⓘ |
| relative | Saint Ludmila NERFINISHED ⓘ |
| religion | Christianity ⓘ |
| sibling | Vratislaus I, Duke of Bohemia NERFINISHED ⓘ |
| sourceMention | medieval chronicles of Bohemia ⓘ |
| successor | Vratislaus I, Duke of Bohemia NERFINISHED ⓘ |
| territorialExpansion | extension of Přemyslid control in central Bohemia ⓘ |
| title | Duke ⓘ |
| vassalageTo | East Frankish Kingdom NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Spytihněv I, Duke of Bohemia Description of subject: Spytihněv I, Duke of Bohemia was a 9th–10th century Přemyslid ruler known for consolidating Bohemian power and strengthening ties with the East Frankish (later German) realm.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.